Blaengwynfi is home to a local football team, Gwynfi United.
- The Presbyterian minister, author and noted historian Tom Beynon (1886–1961) was Pastor of the Balengwynfi Tabernacle in 1916–1933.
- Harry Hanford (1907–1995), born in Blaengwynfi, played as a footballer over 300 times in the Football League, for Swansea Town, Sheffield Wednesday and Exeter City. He was capped seven times for Wales.
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